From 64f2c8eb01d4d446b571c7366d356fff92aacd17 Mon Sep 17 00:00:00 2001
From: Ben Jackson <puremourning@gmail.com>
Date: Fri, 8 Jan 2021 21:59:02 +0000
Subject: [PATCH] Use a fancy single line border in vim popup when we can

---
 autoload/vimspector/internal/balloon.vim | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/autoload/vimspector/internal/balloon.vim b/autoload/vimspector/internal/balloon.vim
index 4f4e064..47544c5 100644
--- a/autoload/vimspector/internal/balloon.vim
+++ b/autoload/vimspector/internal/balloon.vim
@@ -221,6 +221,11 @@ function! vimspector#internal#balloon#CreateTooltip(is_hover, ...)
       \ 'border': [],
       \ 'padding': [ 0, 1, 0, 1]
       \ }
+
+    if &ambiwidth ==# 'single' && &encoding == 'utf-8'
+      let config['borderchars'] = [ '─', '│', '─', '│', '╭', '╮', '╯', '╰' ]
+    endif
+
     if a:is_hover
       let config['filter'] = "MouseFilter"
       let config['mousemoved'] = [0, 0, 0]